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Botany Solved MCQs Notes Diversity of Plants

Q. 1. Fill in the blanks
i.   W.M. Stanley isolated ————————— for the first time from tobacco plant.
ii.   The capsule of bacteria is made up of ——————————-.
iii.   Nostoc belongs to the class ————————– of group algae.
iv.   Chara  is also known as —————————–.
v.  The outer covering of cystocarp of Polysiphonia  is known as ———————-.
vi.  A flask shaped ascocarp is known as ——————————.
vii.  The first stage of life cycle of Puccinia  is called ————————-.
viii.  The lichens which grow on tree trunks are called ————————.
ix.   The sporophyte of Anthoceros  is surrounded by a sheath called ———————-.
x.  The mature sporophyte of Polytrichum consists of three parts, i.e., foot, ——————and capsule.
xi.  The main body of Bryophytes  is called —————————.
xii.  In Siphonostele————————- is present in the centre.
xiii.  The aerial portion of stem of Equisetum consists of two types of branches called —————– and sterile.
xiv.  The strobilus of Seleginella  is a compact structure of —————————.
xv.  Species of Marsileaceae  have long, slender —————————- that creep along or
beneath the ground.
xvi.  The male cone of Cycas is produced singly at the ————————– of the stem.
Q. 2. True or False statements
Please select true or false statement by encircling ‘T’ or ‘F’ as appropriate
i.   The male cone of Pinus  is comparatively larger than female cone.    T  F
ii.   Selaginella is a heterosporous plant.            T  F
iii.   The archegonia of Polytrichum are oval shaped.        T  F
iv.   Asexual reproduction in yeasts takes place during favourable conditions.  T  F
v.  Laminaria  is called a common kelp.            T  F
vi.  In Vaucheria, the sexual reproduction is of  isogamous type.     T  F
Q. 3. Multiple Choice Questions
Please encircle the appropriate letter (a, b, c or d) of the correct answer.
i)   The transformation in bacteria was reported by
a)  Lederberg and Zinder
b)  J. Lederberg and E. Tatum
c)  Fred Griffith
d)  McCarty
ii)   Which one is called colonial alga
a)  Chara
b)  Volvox
c)  Vaucheria
d)  Bactrachospermum
iii)   A disease called late blight in tomato and potato is caused by
a)  Yeasts
b)  Albugo
c)  Phytophthora infestans
d)  Alternaria
iv)   The fused sporangia called synangium  is found in
a)  Equisetum
b)  Marsilia
c)  Selaginella
d)  Psilotum
v)  The most advanced plant from the evolutionary point of view among the  following is
a)  Ephedra
b)  Cycas
c)  Pinus
d)  Ginkgo
vi)  Asexual reproduction in Penicillium takes place  by
a)  Budding
b)  Akinetes
c)  Aplanospores
d)  Conidia
KEY FOR OBJECTIVE SECTION
Q. 1. Fill in the blanks
i.   Tobacco Mosaic Virus
ii.   Polysaccharides
iii.  Cyanophyceae
iv.   Stonewort
v.  Pericarp
vi.  Perithecium
vii.  Uredinal stage
viii.  Corticoles
ix.   Involucre
x.  Seta
xi.  Gametophyte
xii.  Pith
xiii.  Fertile
xiv.  Sporophylls
xv.  Rhizomes
xvi.  Apex
Q. 2. True and False
i.   False
ii.   True
iii.   False
iv.   False
v.  True
vi.  False
Q. 3. MCQs
i.   C
ii.   B
iii.   C
iv.   D
v.  A
vi.  D

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